82217940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10303}}^1$

素因数の和:10341

約数の個数: 96

約数和(自身を含む): 276971520

約数和(自身を除く): 194753580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 10303, 20606, 30909, 41212, 51515, 61818, 72121, 103030, 123636, 144242, 154545, 195757, 206060, 216363, 288484, 309090, 360605, 391514, 432726, 587271, 618180, 721210, 783028, 865452, 978785, 1081815, 1174542, 1370299, 1442420, 1957570, 2163630, 2349084, 2740598, 2936355, 3915140, 4110897, 4327260, 5481196, 5872710, 6851495, 8221794, 11745420, 13702990, 16443588, 20554485, 27405980, 41108970, 82217940]

約数ペア:

[(1, 82217940), (2, 41108970), (3, 27405980), (4, 20554485), (5, 16443588), (6, 13702990), (7, 11745420), (10, 8221794), (12, 6851495), (14, 5872710), (15, 5481196), (19, 4327260), (20, 4110897), (21, 3915140), (28, 2936355), (30, 2740598), (35, 2349084), (38, 2163630), (42, 1957570), (57, 1442420), (60, 1370299), (70, 1174542), (76, 1081815), (84, 978785), (95, 865452), (105, 783028), (114, 721210), (133, 618180), (140, 587271), (190, 432726), (210, 391514), (228, 360605), (266, 309090), (285, 288484), (380, 216363), (399, 206060), (420, 195757), (532, 154545), (570, 144242), (665, 123636), (798, 103030), (1140, 72121), (1330, 61818), (1596, 51515), (1995, 41212), (2660, 30909), (3990, 20606), (7980, 10303)]